keep back
短语落在后面, 阻止, 隐瞒, 留下
词形变化
keeping back
keeps back
三单
keeps back
kept back
keeping back
现在分词
kept back
过去式
kept back
过去分词
释义与例句
v.
-
1.
To hold back; to refuse to give or share.
及物 -
2.
To stay back; to refrain from approaching.
不及物 -
3.
To restrict or restrain.
及物 -
4.
To prevent (a pupil) from advancing in a course.
及物